The Lab

Preppin Peppers' research library. Reconstitution guides, a growing peptide reference database, and bench-ready calculators, all in one place. For research and educational reference only.

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The Lab

Epitalon research image
Epitalon: Reference Overview and Reconstitution Notes

Epitalon is a synthetic pineal-derived tetrapeptide of the Khavinson bioregulator family, grouped under anti-aging and longevity research, and is not FDA-approved and handled as a research-only compound. Read more...
Ecnoglutide research image
Ecnoglutide: Reference Overview and Reconstitution Notes

Ecnoglutide is an investigational cAMP-biased GLP-1 receptor agonist peptide grouped under metabolic and weight regulation research, and it is not FDA-approved in the United States. Read more...
DSIP research image
DSIP (Delta Sleep-Inducing Peptide): Reference Overview and Reconstitution Notes

DSIP is a naturally occurring nine-amino-acid neuropeptide grouped with sleep-regulating and neuroendocrine research compounds, and it is research-only and not approved by the FDA for any human indication. Read more...
Dermorphin research image
Dermorphin: Reference Overview and Reconstitution Notes

Dermorphin is a naturally occurring opioid heptapeptide from amphibian skin, grouped with analgesic and opioid-receptor research peptides, and it is not FDA-approved (research-only). Read more...
Crystagen research image
Crystagen: Reference Overview and Reconstitution Notes

Crystagen is a short synthetic peptide (a Glu-Asp-Pro tripeptide) of the Khavinson bioregulator family, grouped as an immune bioregulator and offered on a research-only, non-FDA-approved basis. Read more...
Cortagen research image
Cortagen: Reference Overview and Reconstitution Notes

Cortagen is a synthetic brain-cortex tetrapeptide in the Khavinson bioregulator family, grouped under neural and anti-aging bioregulator research, and it is not FDA-approved (research-only). Read more...
A glass vial of freeze-dried lyophilized powder
Cold Chain Basics: Keeping Vials Cold in Transit

An educational reference on moving refrigerated vials while keeping them within a stable cool range and avoiding both heat and accidental freezing. Read more...
Chonluten research image
Chonluten: Reference Overview and Reconstitution Notes

Chonluten is a synthetic short-peptide (tripeptide) Khavinson-type bioregulator studied in respiratory-tissue research contexts and is not FDA-approved, remaining a research-only material. Read more...
Cerebrolysin research image
Cerebrolysin: Reference Overview and Reconstitution Notes

Cerebrolysin is a porcine brain-derived mixture of low-molecular-weight neuropeptides and free amino acids, grouped in the cognitive and neuroprotective research category, and it is not FDA-approved in the United States. Read more...
Cartalax research image
Cartalax: Reference Overview and Reconstitution Notes

Cartalax is a synthetic short-chain peptide of the Khavinson bioregulator family, grouped with cartilage and connective-tissue peptides, and it is a research-only compound that is not FDA-approved. Read more...
Cardiogen research image
Cardiogen: Reference Overview and Reconstitution Notes

Cardiogen is a short synthetic peptide of the Khavinson bioregulator family, grouped as a heart or cardiovascular tissue bioregulator, and it is research-only and not FDA-approved. Read more...
CagriSema research image
CagriSema: Cagrilintide + Semaglutide

CagriSema pairs Cagrilintide, an amylin analog, with Semaglutide, a GLP-1 agonist. Educational lab reference on this investigational peptide combination. Read more...
Bronchogen research image
Bronchogen: Reference Overview and Reconstitution Notes

Bronchogen is a synthetic short-peptide (tetrapeptide) bioregulator of the Khavinson family, grouped with the bronchopulmonary tissue bioregulators, that is not FDA-approved and is handled as a research-only material. Read more...
Bacteriostatic water vial flat-lay with syringe
Bacteriostatic Water: Reddit Myths vs. Facts

Bacteriostatic water myths circulating on Reddit and research forums, fact-checked with precise reconstitution math and handling notes for laboratory use. Read more...
ARA-290 research image
ARA-290: Reference Overview and Reconstitution Notes

ARA-290 (cibinetide) is an 11-amino-acid erythropoietin-derived peptide studied in the context of tissue repair and inflammation, and it is not FDA-approved for any indication. Read more...
AOD-9604 research image
AOD-9604: Reference Overview and Reconstitution Notes

AOD-9604 is a synthetic fragment of the human growth hormone C-terminus, grouped in metabolic and weight-regulation research, and it is not approved as a drug by any major regulatory authority. Read more...
Amycretin research image
Amycretin: Reference Overview and Reconstitution Notes

Amycretin is a unimolecular GLP-1 and amylin receptor agonist studied in the context of metabolic and weight regulation, and it is investigational and not FDA-approved. Read more...
Adamax research image
Adamax: Reference Overview and Reconstitution Notes

Adamax is a synthetic Semax-derived melanocortin peptide grouped in the cognitive and neuromodulatory research category, and it is a research-only compound that is not FDA-approved. Read more...
ACE-031 research image
ACE-031: Reference Overview and Reconstitution Notes

ACE-031 (ramatercept) is an investigational activin receptor type IIB (ActRIIB) Fc-fusion protein studied in the context of muscle mass regulation, and it is research-only and not FDA-approved. Read more...
5-Amino-1MQ research image
5-Amino-1MQ: Reference Overview and Reconstitution Notes

5-Amino-1MQ is a synthetic small-molecule NNMT inhibitor grouped with metabolic and weight-regulation research compounds, and it is research-only and not FDA-approved. Read more...
Why your membrane prep is killing fragile protein complexes
Why your membrane prep is killing fragile protein complexes

What Peptergents Are Peptergents are short, peptide-based surfactants that solubilize membrane proteins by coating their transmembrane surfaces with a protective belt, rather than forming detergent-style micelles. For research and educational... Read more...
Why your peptide stocks quietly fall apart in acidic stress
Why your peptide stocks quietly fall apart in acidic stress

What it is A pH-sensing amyloid core is a histidine-containing protein structure that assembles into fibrils under acidic conditions and depolymerizes when neutral pH is restored, a reversible switch documented... Read more...
Why Your E-Hook Peptides Lose Structure Before You Use Them
Why Your E-Hook Peptides Lose Structure Before You Use Them

What the E-hook is The E-hook is the roughly 10–40 residue, glutamate- and aspartate-rich C-terminal tail on α- and β-tubulin subunits, making it one of the most negatively charged segments... Read more...
Why your GLP-1 vial's breakdown product acts differently
Why your GLP-1 vial's breakdown product acts differently

The breakdown product GLP-1's inactive breakdown product is a peptide fragment generated as the native hormone degrades. A structural study using HDX-MS found this fragment pushes the GLP-1 receptor complex... Read more...